﻿# Copyright (c) 2010 Code Owls LLC
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy 
#	of this software and associated documentation files (the "Software"), 
#	to deal in the Software without restriction, including without limitation 
#	the rights to use, copy, modify, merge, publish, distribute, sublicense, 
#	and/or sell copies of the Software, and to permit persons to whom the 
# 	Software is furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in 
#	all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
#	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
#	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
#	THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
#	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
#	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
#	DEALINGS IN THE SOFTWARE. 
#
#
# for information regarding this project, to request features or 
#	report issues, please see: http://poshrabbit.codeplex.com
#
#
# start-buildagent.ps1
#

Import-Module poshrabbit;

function start-build
{
	param( 
		[parameter(ValueFromPipeline=$true)]
		[string]
		$message
	);
	
	Write-Verbose "starting build [$message]";
	$url,$revision = $message -split '@';
	mkdir $revision;

	"cloning revision [$revision] of [$url]" | publish-notification;
	clone-revision $url $revision;
	
	pushd $revision;
	try
	{
		"building revision [$revision] of [$url]" | publish-notification;
		$results = invoke-build | where {$_ -match '\d+\): error ' } | %{ "BUILD ERROR: "+$_ };
				
		if( $results )
		{
			$results  | publish-notification;
		}
	}
	catch
	{
		("error building revision [$revision] of [$url]: " +$_ ) | publish-notification;		
	}
	finally
	{
		"cleaning up after building revision [$revision] of [$url]" | publish-notification;
		popd;
		Remove-Item $revision -Force -Recurse;
	}
}

function invoke-build
{
	powershell -command {
		import-module psake; 
		invoke-psake -task Build; 
	}
}
function clone-revision( $url, $revision  )
{
	& hg clone --rev $revision "$url" "$revision"
}


. ./config.ps1;
. ./messages.ps1;
	
$c = start-consumer -hostname $psakeci.RabbitServer `
		-exchange $psakeci.exchangeName -queue $psakeci.buildAgentQueueName `
		-routingKey $psakeci.buildAgentQueueName -encoding 'utf8';
		
$c | run-consumer -msg "press any key to stop the build agent..." -action { 
	$input | %{
		$_.Message | Write-Debug;
		$_.Message | start-build;
	}
};	
